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ADAR1 Capital Management, LLC

Location
AUSTIN, TX
Portfolio Value
Mid $1,609,450,893
Diversification
Diversified
Filing Date
Global Rank
#1,355 / 8,622 ▲ 284 · as of Mar 2026
Top Industry
Biotechnology 88.4%
3Y Alpha vs SPY
+25.8%
Period ended 4 months ago
Filed May 18, 2026 · 2mo
10 quarters · since Dec 2023

Clone Performance

Feb 2024–Jul 2026 · vs SPY

Hypothetical growth of buying every stock this filer reported holding, rebalancing on each filing and indexed to the same start. Option positions cannot be bought this way and are left out.

Cloned portfolio
+147.4%
SPY
+52.7%
Annualised alpha
+25.8%
Max drawdown
−33.7%

Estimate. 13F holdings are quarter-lagged, so the clone rebalances about 45 days after each period end — when the filing becomes public — and it excludes option and short positions. It tracks 92% of reported value on average across 10 quarters. Past performance does not predict future results.

Portfolio Concentration

284 tracked positions · as of Mar 31, 2026 · Δ vs Dec 31, 2025
Top Position
9.9%
−4.9 pts
Top 5
29.9%
−7.3 pts
Top 10
42.5%
−6.1 pts
HHI
276
Dec 2023 → Mar 2026 · range 276 – 1,055
Diversified−144

Portfolio Trend

10 quarters · across all stocks

Sector Breakdown

As of Mar 31, 2026
Sector % Portfolio Value
Healthcare 95.2% $1,532,497,104
Unclassified 3.1% $49,386,819
Financial Services 1.3% $20,854,064
Industrials 0.1% $1,392,592
Technology 0.1% $1,367,627
Basic Materials 0.1% $1,296,600
Communication Services 0.1% $1,006,302
Real Estate 0.1% $905,190
Consumer Cyclical 0.0% $744,595

Last Quarter's Activity

Export CSV
Mar 31, 2026 vs Dec 31, 2025

Added To

Positions the filer increased
25 positions
Ticker Δ Shares Shares Value Open

Trimmed

Positions the filer reduced
25 positions
Ticker Δ Shares Shares Value Open

New Positions

Positions the filer opened this quarter
25 positions
Ticker Shares Value Open

Sold Out

Positions the filer fully exited
16 positions
Ticker Shares Value Open

Portfolio Positions

Export CSV View 13F filing
284 tracked positions · $1,609,450,893 total · filing declares 311 positions · $1,698,675,488 · as of Mar 31, 2026
Showing 1–50 of 284 positions by value · page 1 of 6
Ticker Company Shares Value (USD) % of Portfolio History

Covers the securities this platform tracks: U.S.-listed common stock and the put/call positions reported on it. A 13F can also report security types outside that coverage — preferred shares, bonds, warrants, untracked share classes — so the filing's own declared total can exceed the figures above. The source filing is linked at the top of this table.